text Ungaran Trubus Agriwidya 1997 Cet. 1 ind vii, 32 hlm ilus 20 cm Y.Agus Sudarmanto Bibliografi : hlm. 32 Kekebalan 616.079 979-661-023-X 20090227024257.0 YOGYA-02090000028926 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)